
Radio is a Japanese movie of 9,458 characters, with 1,223 unique words and 618 different kanji. Its difficulty rating on Jiten is hard, 3.2 out of 5. The full vocabulary list ranks all 1,223 words by how often they appear, and you can study them on Jiten or download them as an Anki deck.
Here are some of the words that appear most often in this media, as well as a sample of its rarer vocabulary.